OpenTechnical

OT-2026-000015791

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000015791) never changes.

Identity and time

Publication numberOT-2026-000015791 · never reused
Internal UUID01a0ae6e-0c4c-7078-a5b3-df54c2074c30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015791
StatusPUBLIC

Content hashes

Canonical text2dcdccee413d474fc2bb9d14a6f1047b87e17073d4d04f1f0ac8f3cc9c00ce8d
Markdowna7d3c091bc03f947c9fc46431d2df7f57a399ada1a63da10861ac5e023462d39
PDF
Publication page3514c49ff617fd9db6ce8ac222d27b77f714dcfecb597d7a70904aaa1472e0e2
Manifest2525cbc03919cfc4bdec4fc098dae1c7a4748df46dae2a738211ab82b79959e3

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature61jgKBITQeOvxxLUB8nB9uyXqwRGuZEgoSxBpsOYWDlTW4VJkwq5DFv88d8sjXuXOPQqjXci3lw5g60APdmtCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:05:05.759401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015791
observed 3514c49ff617fd9db6ce8ac222d27b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.741752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015791/manifest.json
observed 2525cbc03919cfc4bdec4fc098dae1c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.722842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015791/publication.md
observed a7d3c091bc03f947c9fc46431d2df7f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.704526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015791/publication.txt
observed 2dcdccee413d474fc2bb9d14a6f1047b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.